Get under the hood and fix the? problem

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Reference no: EM131232767

Garcia's Garage desires to create some colorful charts and graphs to illustrate how reliably its mechanics? "get under the hood and fix the? problem." The historic average for the proportion of customers that return for the same repair within the? 30-day warranty period is.09. Each? month, Garcia tracks 110 customers to see whether they return for warranty repairs. The results are plotted as a proportion to report progress toward the goal. If the control limits are to be set at three standard deviations on either side of the? goal, determine the control limits for this chart. In? March, 3 of the 110 customers in the sample group returned for warranty repairs. Is the repair process in? control?

The UCL Subscript pUCLp equals ___and the LCL Subscript pLCLp equals ___.

?(Enter your responses rounded to three decimal places?.)

Reference no: EM131232767

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